import identifier
import scroll_util
import slack_util
import google_api
import channel_util

SHEET_ID = "1lPj9GjB00BuIq9GelOWh5GmiGsheLlowPnHLnWBvMOM"

# Note: These ranges use named range feature of google sheets.
# To edit range of jobs, edit the named range in Data -> Named Ranges
eight_job_range = "EightJobs"  # Format: Job Day Bro
fiftythree_job_range = "FiftyThreeJobs"


class Job(object):
    """
    Object representing a house job
    """
    def __init__(self, house: str, job_name: str, day: str, brother_name: str):
        self.house, self.job_name, self.day, self.brother_name = house, job_name, day, brother_name
        self.day = self.day.lower().strip()


def get_jobs(day=None):
    """
    Retrieves the house jobs for a given day.
    If no day is provided, returns all house jobs for the week.

    :param day: Day to compare the day column to. If equal, keep. If Not, discard. If day==None, ignore this filter
    :return: list of Job objects
    """

    # Get the spreadsheet section
    eight_jobs = google_api.get_sheet_range(SHEET_ID, eight_job_range)
    ft_jobs = google_api.get_sheet_range(SHEET_ID, fiftythree_job_range)

    # Turn to job objects
    def valid_row(x):
        try:
            return len(x) == 3
        except (AttributeError, TypeError):
            return False

    eight_jobs = [Job("8", *r) for r in eight_jobs if valid_row(r)]
    ft_jobs = [Job("53", *r) for r in ft_jobs if valid_row(r)]
    jobs = eight_jobs + ft_jobs

    # Filter to day
    if day:
        jobs = [j for j in jobs if j.day == day]

    return jobs


def nag_callback(slack, msg, match):
    # Get the day
    day = match.group(1).lower().strip()
    jobs = get_jobs(day)

    # If no jobs found, somethings up. Probably mispelled day.
    if not jobs:
        slack_util.reply(slack, msg, "No jobs found. Check that the day is spelled correctly, with no extra symbols",
                         in_thread=True)
        return

    # Nag each
    response = "Do yer jerbs! They are as follows:\n"
    for job in jobs:
        # Make the row template
        response += "({}) {} -- ".format(job.house, job.job_name)

        # Find the people to @
        brother = scroll_util.find_by_name(job.brother_name)
        brother_slack_ids = identifier.lookup_brother_userids(brother)

        if brother_slack_ids:
            for slack_id in brother_slack_ids:
                response += "<@{}> ".format(slack_id)
        else:
            response += "{} (scroll missing. Please register for @ pings!)".format(job.brother_name)
        response += "\n"

    slack_util.reply(slack, msg, response, in_thread=False, to_channel=channel_util.GENERAL)


nag_hook = slack_util.Hook(nag_callback, pattern=r"nagjobs\s*(.*)", channel_whitelist=[channel_util.COMMAND_CENTER_ID])